(HealthDay News) -- Red, itchy, teary or burning eyes can signal allergies, a condition that affects millions.
But what causes allergies? The American College of Allergy, Asthma, & Immunology mentions these possible triggers:
Big Slice of Red Meat Allergies Tied to Tick Bites
1 in 10 Adults Have Food Allergies, But Twice as Many Think They Do
No Link Between Mom-to-Be's Diet, Baby's Allergy Risk
Making Halloween Less Scary for Teens With Allergies, Asthma
